SKF spherical roller thrust bearings designation

SKF spherical roller thrust bearings designation follow a system that may consist of a basic designation with or without one or more prefixes and/or suffixes.

1   Prefixes (n.a.)

2 Basic Designation
LListed in SKF bearing nomenclature

3 Suffixes - Internal design
E Optimized internal design

4 Suffixes - External design (seals, snap ring groove etc.)
N1 One locating slot in the housing washer
N2 Two locating slots in the housing washer, 180° apart

5 Suffixes - Cage design
  • Stamped steel cage, roller centred, for E design bearings size ≤ 68
  • Machined brass cage, shaft washer centred, for bearings without any designation suffix
F Machined steel cage, shaft washer centred
F3 Machined spheroidal cast iron cage, shaft washer centred
M Machined brass cage, shaft washer centred

6.1 Suffixes - Materials, heat treatment (n.a.)

6.2 Suffixes - Accuracy, clearance, preload, quiet running (n.a.)

6.3 Suffixes - Bearing sets, matched bearings (n.a.)

6.4 Suffixes - Stabilization (n.a.)

6.5 Suffixes - Lubrication (n.a.)

6.6 Suffixes - Other variants
VE447(E) Shaft washer with three equally-spaced threaded holes to accommodate hoisting tackle. The E indicates that appropriate eye bolts are supplied with the bearing.
VE710(E) Housing washer with three equally-spaced threaded holes to accommodate hoisting tackle. The E indicates that appropriate eye bolts are supplied with the bearing.
VU029 Shaft washer modified for applications with small axial clearance

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